• A $1,000 investment at the stock's closing price that day would be worth over $14,000 today.

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Tesla's initial public offering occurred eight years ago Friday, and an investor buying in then would have made a very impressive return.

After initially offering its stock at, Tesla closed its first day of trading at $23.89 according to data from Yahoo Finance. As of the market's close on Thursday, Tesla was trading at $349.93 per share, down from its all-time-high closing price of $385 per share on September 18, 2017.

The chart below shows the value of a $1,000 investment in Tesla stock made at the first day's closing price of $23.89 over the following eight years. As of Thursday, that investment would be worth about $14,648, which is a pretty good return.